<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Tool
 * @subpackage Framework
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: Abstract.php 18951 2009-11-12 16:26:19Z alexander $
 */

/**
 * @see Zend_Tool_Project_Context_Interface
 */
require_once 'Zend/Tool/Project/Context/Interface.php';

/**
 * This class is the front most class for utilizing Zend_Tool_Project
 *
 * A profile is a hierarchical set of resources that keep track of
 * items within a specific project.
 *
 * @category   Zend
 * @package    Zend_Tool
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
abstract class Zend_Tool_Project_Context_Filesystem_Abstract implements Zend_Tool_Project_Context_Interface
{

	/**
	 * @var Zend_Tool_Project_Profile_Resource
	 */
	protected $_resource = null;

	/**
	 * @var string
	 */
	protected $_baseDirectory = null;

	/**
	 * @var string
	 */
	protected $_filesystemName = null;

	/**
	 * init()
	 *
	 * @return Zend_Tool_Project_Context_Filesystem_Abstract
	 */
	public function init()
	{
		$parentBaseDirectory = $this->_resource->getParentResource()->getContext()->getPath();
		$this->_baseDirectory = $parentBaseDirectory;
		return $this;
	}

	/**
	 * setResource()
	 *
	 * @param Zend_Tool_Project_Profile_Resource $resource
	 * @return Zend_Tool_Project_Context_Filesystem_Abstract
	 */
	public function setResource(Zend_Tool_Project_Profile_Resource $resource)
	{
		$this->_resource = $resource;
		return $this;
	}

	/**
	 * setBaseDirectory()
	 *
	 * @param string $baseDirectory
	 * @return Zend_Tool_Project_Context_Filesystem_Abstract
	 */
	public function setBaseDirectory($baseDirectory)
	{
		$this->_baseDirectory = rtrim(str_replace('\\', '/', $baseDirectory), '/');
		return $this;
	}

	/**
	 * getBaseDirectory()
	 *
	 * @return string
	 */
	public function getBaseDirectory()
	{
		return $this->_baseDirectory;
	}

	/**
	 * setFilesystemName()
	 *
	 * @param string $filesystemName
	 * @return Zend_Tool_Project_Context_Filesystem_Abstract
	 */
	public function setFilesystemName($filesystemName)
	{
		$this->_filesystemName = $filesystemName;
		return $this;
	}

	/**
	 * getFilesystemName()
	 *
	 * @return string
	 */
	public function getFilesystemName()
	{
		return $this->_filesystemName;
	}

	/**
	 * getPath()
	 *
	 * @return string
	 */
	public function getPath()
	{
		$path = $this->_baseDirectory;
		if ($this->_filesystemName) {
			$path .= '/' . $this->_filesystemName;
		}
		return $path;
	}

	/**
	 * exists()
	 *
	 * @return bool
	 */
	public function exists()
	{
		return file_exists($this->getPath());
	}

	/**
	 * create()
	 *
	 * Create this resource/context
	 *
	 */
	abstract public function create();

	/**
	 * delete()
	 *
	 * Delete this resouce/context
	 *
	 */
	abstract public function delete();

}